CoreWeave Chief Development Officer Brannin McBee's Stock Transactions Under 10b5-1 Plan

This Form 4 filing reports significant stock transactions by Brannin McBee, Chief Development Officer of CoreWeave, Inc. (CRWV), on April 27, 2026. The transactions were executed under a Rule 10b5-1 trading plan adopted on November 17, 2025. McBee converted 200,000 shares of Class B Common Stock to Class A Common Stock and subsequently sold 200,000 Class A shares at weighted average prices ranging from $105.63 to $112.18 per share, reducing his direct holdings from 513,732 to 313,732 shares. Additionally, shares held by his spouse and the Brannin J. McBee 2022 Irrevocable Trust were converted and sold, with the trust completely liquidating its position. The sales were executed in multiple transactions across various price ranges, with the officer retaining substantial ownership of approximately 6.99 million Class B shares convertible to Class A. The filing represents Part 1 of 2 for this reporting person.